## Loving your enemies

Over the past 4 years of living in my apartment high above the city, I have had to share my balcony with a number of freeloading pigeons. That may not be so bad, except they poop profusely, and leave me Continue Reading

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# Pi Kappa Journal

## Loving your enemies

## Statistical factoids which are actually true

## The greatest advance in computer technology

## A short problem

## What is “universal” about USB?

## Technology in Mathematics: Chalk

## The infinite sum which equals -1/12

## Update on Tex editors

## A brief note on Pythagorean Triples

## What the Golden Ratio has to do with The Thomas Crown Affair

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Science, Technology, Math, Music, or whatever moves me to write

Over the past 4 years of living in my apartment high above the city, I have had to share my balcony with a number of freeloading pigeons. That may not be so bad, except they poop profusely, and leave me Continue Reading

I have often discussed with my students about the hilarity that ensues when one conflates correlation with causation. The lesson, of course, is that they should never be confused, otherwise you can conclude things like “World hunger is caused by Continue Reading

My three HP laptops I have serve as latter-day museum pieces of how technology has progressed. I am not trying to slag Hewlett-Packard. I like their printers, and despite their reputation, I also like their laptops. Today, I am mentioning Continue Reading

This math problem had me going for a bit. Looked at from a distance, it looked like one thing; and when I had the occasion to sit down and hash it out, it was quite another. A student submitted a Continue Reading

I am one of those hopeless romantics who believe that words must mean something. “Universal” is quite a stong word when used, and its all-encompassing reach implies that it is good for … well, everything. As in the whole universe Continue Reading

First off, May the Fourth be with you! (Had to get that in there…) Chalk still stands out as the technology of choice of mathematicians everywhere. Those of us forced to use whiteboards realize the wisdom of the ancients once Continue Reading

On 16 January, 1913, Srinivasa Ramanujan, a clerk living in Madras, India, sent a letter to Oxford professor Godfrey Harold Hardy, which contained many of his intuitive mathematical musings, one of which led to the conclusion: In normal mathematics, this Continue Reading

Nearly three years ago, I wrote about a comparison of LaTeX editors. Soon after, I began to use a third editor which, if you are a latex expert, you almost certaintly would have heard about, and are probably in fact Continue Reading

And I decided today to share what I learned about an algorithm for generating Pythagorean triples for any and , where Z. A Pythagorean triple are any three whole numbers which satisfy the equation . Let ; , and you Continue Reading

There is a Geogebra app written by Ben Sparks which can run on your browser. There are many facets to this app, such as an animation of “circles within circles”. When this app runs (see the screenshot on your left), Continue Reading